| article html file updated | 30 August 2025 04:10 CEST | Update | https://www.mdpi.com/2073-4441/10/6/706 |
| article html file updated | 16 July 2022 20:50 CEST | Update | - |
| article html file updated | 9 February 2020 19:34 CET | Update | - |
| article html file updated | 4 October 2019 02:17 CEST | Update | - |
| article html file updated | 30 April 2019 15:27 CEST | Update | - |
| article html file updated | 16 April 2019 15:58 CEST | Update | - |
| article html file updated | 30 March 2019 05:52 CET | Update | - |
| article html file updated | 27 June 2018 14:39 CEST | Update | - |
| article html file updated | 30 May 2018 18:42 CEST | Original file | - |
| article pdf uploaded. | 30 May 2018 11:51 CEST | Version of Record | https://www.mdpi.com/2073-4441/10/6/706/pdf |
| article xml uploaded. | 30 May 2018 11:51 CEST | Update | https://www.mdpi.com/2073-4441/10/6/706/xml |
| article xml file uploaded | 30 May 2018 11:51 CEST | Original file | - |